Stra*bis"mus (?), n. [NL., fr. Gr. , fr. to squint, fr. distorted, squinting.] Med.
An affection of one or both eyes, in which the optic axes can not be directed to the same object, -- a defect due either to undue contraction or to undue relaxation of one or more of the muscles which move the eyeball; squinting; cross-eye.
© Webster 1913.